Inventor
HA JEONG AE
KR5 patents
Patents
5 patentsUS11206500B2Dec 21, 2021
Bone conduction speaker
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US11425487B2Aug 23, 2022
Translation system using sound vibration microphone
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US11696508B2Jul 4, 2023
Sound vibration sensor using piezoelectric element having cantilever structure
EM TECH CO LTD0 citations47
US11206490B2Dec 21, 2021
Sound generating actuator
EM TECH CO LTD0 citations47
US11115754B2Sep 7, 2021
Actuator
EM TECH CO LTD0 citations47